Dorman Engine Blocks & Accessories

Engine Expansion Plugs, Steel, 1.953 in. Open End Diameter, Buick, 4.3L L8, 5.2L L8, Set of 10

Part Number: RNB-555-040

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Engine Expansion Plug, Steel, 0.8125 in. Width, 0.330 in. Height, Set of 10

Part Number: RNB-555-013

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Freeze Plugs, Steel, 2.219 in. Diameter, 0.300 in. Height, Set of 10

Part Number: RNB-555-071

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Engine Expansion Plugs, Steel, 1.250 in. O.D., 0.400 in. Depth, Set of 10

Part Number: RNB-555-023

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Freeze Plugs, Steel, 0.438 in. Diameter, Chevy, Chrysler, Dodge, Eagle, Ford, GMC, Jeep, Mercury, Set of 10

Part Number: RNB-555-003

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Rear Main Seal Cover Kit

Part Number: RNB-635-786

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Estimated Ship Date: Nov 25, 2026 if ordered today

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• Special Order

Freeze Plugs, Steel, 0.625 in. Diameter, Height 0.220 in., Chevy, Geo, Set of 10

Part Number: RNB-555-108

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Engine Expansion Plugs, Steel, 2.094 in. O.D., 0.280 in. Depth, Set of 10

Part Number: RNB-555-049

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Engine Expansion Plugs, Steel, 1.188 in. O.D., 0.510 in. Height, Set of 10

Part Number: RNB-555-021

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Steel Cup Expansion Plug 2-9/64 In., Height 0.432

Part Number: RNB-555-065

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Engine Expansion Plugs, Steel, Chevy, GMC, Set of 10

Part Number: RNB-555-034

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Estimated Ship Date: Today

Brass Cup Expansion Plug 2-1/16 In., Height 0.360

Part Number: RNB-565-048

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Estimated Ship Date: Nov 25, 2026 if ordered today

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• Special Order

Engine Expansion Plug, Rubber/Steel, for 1.375 in. - 1.500 in. Holes, Each

Part Number: RNB-02602

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Engine Expansion Plug, Rubber, 1 1/4 in. To 1 3/8 in. Size Range, Each

Part Number: RNB-02601

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Engine Expansion Plugs, Brass, 1.750 in. Diameter, 0.430 in. Height, Set of 10

Part Number: RNB-565-034

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Freeze Plugs, Quick Seal, Rubber, 1.625 in. to 1.750 in. Diameter, Each

Part Number: RNB-02604

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Expansion Plugs, Steel, Diameter 0.666 in., Ford, Set of 10

Part Number: RNB-555-120

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Engine Expansion Plug, Steel, 1.5 in. Width, 0.570 in. Height, Buick, Chevy, Fiat, GMC, Set of 10

Part Number: RNB-555-027

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Expansion Plugs, Brass, Ford, Lincoln, Mercury, Kit

Part Number: RNB-567-009

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Freeze Plugs, Steel, 2.219 in. Closed End Diameter, 2.226 in. Open End Diameter, Chevy, GMC, Set of 10

Part Number: RNB-555-081

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Freeze Plugs, Steel, 29/64 in. Diameter, Steel, Shallow Cup, Ford, Jeep, Set of 10

Part Number: RNB-555-004

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Expansion Plug, Rubber, 1 1/8 in. to 1 1/4 in., Each

Part Number: RNB-02610

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Engine Expansion Plugs, Steel, Ford, Mercury, Set of 10

Part Number: RNB-555-084

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Estimated Ship Date: Today

Freeze Plugs, Steel, 1.765 in. Diameter, Set of 10

Part Number: RNB-555-036

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Engine Expansion Plugs, Steel, 0.625 in. O.D., 0.232 in. Height, Buick, Cadillac, Chevy, Jeep, Olds, Set of 10

Part Number: RNB-555-011

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Estimated Ship Date: Today